CN212959060U - Hydraulic flow-limiting manual control system - Google Patents
Hydraulic flow-limiting manual control system Download PDFInfo
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- CN212959060U CN212959060U CN202021573458.3U CN202021573458U CN212959060U CN 212959060 U CN212959060 U CN 212959060U CN 202021573458 U CN202021573458 U CN 202021573458U CN 212959060 U CN212959060 U CN 212959060U
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- rainwater
- electromagnetic valve
- solenoid valve
- gate
- sewage
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
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Abstract
The utility model belongs to the technical field of PLC control system's technique and specifically relates to a manual control system of hydraulic current-limiting is related to, it includes oil pump motor, PLC control module, switching power supply, level sensor, switching power supply is last to be connected with rainwater gate open solenoid valve, rainwater gate and closes solenoid valve, sewage gate and open solenoid valve, sewage gate and close the solenoid valve, rainwater gate open solenoid valve, rainwater gate close solenoid valve, sewage gate open solenoid valve, all be connected with the button interlock switch between sewage gate and the switching power supply, rainwater gate open solenoid valve, rainwater gate close solenoid valve, sewage gate open solenoid valve, sewage gate close still are equipped with the second relay contact and the first relay contact that connect gradually between solenoid valve and the switching power supply. The utility model discloses have the rainwater of balancing effectively and collect and discharge, both can guarantee the stability that the rainwater was collected, also can be in time with sewage discharge's effect.
Description
Technical Field
The utility model belongs to the technical field of PLC control system's technique and specifically relates to a hydraulic current-limiting manual control system is related to.
Background
With the development of social economy, the scale and quantity of cities are rapidly expanded, and the situation of water resource shortage is more and more severe. In recent years, the urban housing industry in China is rapidly developed, water supply and water source guarantee of residential areas become the problem of the headaches of developers and residential property companies in many water-deficient cities, and particularly for suburb ecological housing districts with incomplete municipal water supply system construction, large-area green land water use, guarantee of water quality and water quantity of landscape water bodies, treatment of rain sewage and the like of the housing districts become the major problems of housing district development and management.
The direct drainage of rainwater not only increases the burden of urban drainage facilities and sewage plants, but also increases the probability of urban rainwater flood. At present, a residential district is provided with a rainwater collecting device for fully utilizing rainwater, but the capacity of the rainwater collecting device is limited, and if the collecting amount of the rainwater collecting device exceeds the capacity of the rainwater collecting device, the rainwater collecting device can be damaged.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a not enough to prior art exists, the utility model aims at providing a manual control system of hydraulic current-limiting, it has the effect of in time discharging excessive rainwater among the rainwater collection device.
The above object of the present invention is achieved by the following technical solutions:
a hydraulic current-limiting manual control system comprises an oil pump motor, a PLC control module, a switching power supply and a liquid level sensor, the oil pump motor is sequentially connected with a first thermal relay, a first alternating current contactor and a first air circuit breaker, the switch power supply is connected with a rainwater gate opening electromagnetic valve, a rainwater gate closing electromagnetic valve, a sewage gate opening electromagnetic valve and a sewage gate closing electromagnetic valve, button interlocking switches are connected between the rainwater gate opening electromagnetic valve, the rainwater gate closing electromagnetic valve, the sewage gate opening electromagnetic valve and the sewage gate closing electromagnetic valve and the switching power supply, a second relay contact and a first relay contact which are connected in sequence are also arranged between the rainwater gate opening electromagnetic valve, the rainwater gate closing electromagnetic valve, the sewage gate opening electromagnetic valve and the sewage gate closing electromagnetic valve and the switch power supply, and the PLC control module is connected with a first intermediate relay for triggering the first relay contact and the first alternating current contactor.
Through adopting above-mentioned technical scheme, level sensor measures the water yield in the rainwater collection device, the water yield in the display device feedback rainwater collection device through the PLC module connection, when reacing predetermined water yield, thereby PLC control module triggers first relay contact and first ac contactor through controlling first auxiliary relay, start oil pump motor extraction hydraulic oil in advance and provide power for the start-up of follow-up gate, operating personnel leads to and passes through button interlock switch button real time control rainwater gate opening solenoid valve according to the water yield, rainwater gate closes the solenoid valve, sewage gate opening solenoid valve, opening of sewage gate closing solenoid valve stops, the opening and close of solenoid valve control rainwater gate and sewage gate of response, thereby adjust the water yield in the rainwater collection device.
The present invention may be further configured in a preferred embodiment as: the liquid level sensor is a static pressure liquid level meter or a radar liquid level meter.
Through adopting above-mentioned technical scheme, according to rainwater collection device's capacity, choose for use static pressure level gauge or radar level gauge, satisfy actual demand.
The present invention may be further configured in a preferred embodiment as: the hydraulic current-limiting automatic control system further comprises an oil pump starting indicator light and an oil pump stopping indicator light, and relay contacts triggered by an intermediate relay are connected to the oil pump starting indicator light and the oil pump stopping indicator light.
Through adopting above-mentioned technical scheme, show oil pump operating condition, be convenient for indicate for the staff.
To sum up, the utility model discloses a following at least one useful technological effect:
the rainwater collection and the drainage are effectively balanced, the rainwater collection stability can be ensured, and sewage can be drained in time.
Drawings
FIG. 1 is a circuit schematic of a hydraulically limited manual control system of an embodiment;
FIG. 2 is a block diagram of a PLC control module in the embodiment;
fig. 3 is a wiring diagram of a first intermediate relay in the embodiment.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
referring to fig. 1-3, for the utility model discloses a manual control system of hydraulic current-limiting, including oil pump motor M1, PLC control module, switching power supply and level sensor, level sensor is connected with PLC control module, and PLC control module connects display device, detects level data with level sensor and presents in real time on display device, and the staff of being convenient for carries out corresponding operation.
The switching power supply adopts a power supply conversion module to convert 220V alternating current into 24V direct current.
The liquid level sensor is a static pressure liquid level meter or a radar liquid level meter, can be selected according to the capacity of the rainwater collecting device, and a signal isolator is further arranged between the liquid level sensor and the PLC control module, so that the interference of other signals to the liquid level sensor is avoided.
The oil pump motor M1 is sequentially connected with a first thermal relay FR1, a first alternating current contactor KM1 and a first air circuit breaker QF1, a rainwater gate opening solenoid valve YK, a rainwater gate closing solenoid valve YG, a sewage gate opening solenoid valve WK and a sewage gate closing solenoid valve WG are connected to a switch power supply, the rainwater gate opening solenoid valve YK, the rainwater gate closing solenoid valve YG, the sewage gate opening solenoid valve WK, button interlocking switches are connected between the sewage gate closing solenoid valve WG and the switch power supply, the button interlocking switches between the rainwater gate opening solenoid valve YK and the rainwater gate closing solenoid valve YG form an interlocking relationship, the button interlocking switches of the WG between the sewage gate opening solenoid valve WK and the sewage gate closing solenoid valve form an interlocking relationship, and therefore logic conflict caused by misoperation of an operator is avoided.
The rainwater gate opens solenoid valve YK, the rainwater gate closes solenoid valve YG, sewage gate opens solenoid valve WK, still be equipped with second relay contact KA2 and the first relay contact KM1 that connect gradually between sewage gate closes solenoid valve WG and the switching power supply, be connected with on the PLC control module and be used for triggering first relay contact KM1 and first ac contactor KM 1's first auxiliary relay KM 1.
When the oil pump motor M1 needs to be started, the switches SB3 and SA are closed, so that the coil of the first intermediate relay KM1 is electrified, the first alternating current contactor KM1 is controlled to be electrified, the first air circuit breaker QF1 and the first thermal relay FR1 are controlled to be closed, and the oil pump motor M1 is started in advance to extract hydraulic oil to provide power for starting of a subsequent gate; when the water yield in the rainwater collection device reaches a preset value, the PLC control module triggers a second relay contact KA2 through a second intermediate relay KA2, and then controls a corresponding electromagnetic valve through a corresponding button interlocking switch.
The hydraulic current-limiting automatic control system further comprises an oil pump starting indicator lamp HL1 and an oil pump stopping indicator lamp HL2, the oil pump starting indicator lamp HL1 and the oil pump stopping indicator lamp HL2 are both connected with a first relay contact KM1 triggered by a first intermediate relay KM1, so that the working state of the oil pump can be displayed, and the indication for workers is facilitated.
Still be connected with net gape interface and network camera on the PLC control module, the real-time developments of network camera control rainwater collection device are transmitted to the high in the clouds, make things convenient for real time monitoring.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (3)
1. The utility model provides a manual control system of hydraulic current-limiting which characterized in that: comprises an oil pump motor, a PLC control module, a switching power supply and a liquid level sensor, wherein the oil pump motor is sequentially connected with a first thermal relay, a first alternating current contactor and a first air circuit breaker, the switch power supply is connected with a rainwater gate opening electromagnetic valve, a rainwater gate closing electromagnetic valve, a sewage gate opening electromagnetic valve and a sewage gate closing electromagnetic valve, button interlocking switches are connected between the rainwater gate opening electromagnetic valve, the rainwater gate closing electromagnetic valve, the sewage gate opening electromagnetic valve and the sewage gate closing electromagnetic valve and the switching power supply, a second relay contact and a first relay contact which are connected in sequence are also arranged between the rainwater gate opening electromagnetic valve, the rainwater gate closing electromagnetic valve, the sewage gate opening electromagnetic valve and the sewage gate closing electromagnetic valve and the switch power supply, and the PLC control module is connected with a first intermediate relay for triggering the first relay contact and the first alternating current contactor.
2. The manual hydraulic flow-limiting control system of claim 1, further comprising: the liquid level sensor is a static pressure liquid level meter or a radar liquid level meter.
3. The manual hydraulic flow-limiting control system of claim 1, further comprising: the hydraulic current-limiting manual control system further comprises an oil pump starting indicator light and an oil pump stopping indicator light, and relay contacts triggered by an intermediate relay are connected to the oil pump starting indicator light and the oil pump stopping indicator light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021573458.3U CN212959060U (en) | 2020-07-31 | 2020-07-31 | Hydraulic flow-limiting manual control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021573458.3U CN212959060U (en) | 2020-07-31 | 2020-07-31 | Hydraulic flow-limiting manual control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212959060U true CN212959060U (en) | 2021-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021573458.3U Active CN212959060U (en) | 2020-07-31 | 2020-07-31 | Hydraulic flow-limiting manual control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212959060U (en) |
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2020
- 2020-07-31 CN CN202021573458.3U patent/CN212959060U/en active Active
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